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Finding the Fourth Proportional to 410,015.40, 613,856.70 and 363,359.40

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Solution

The fourth proportional to 410,015.40, 613,856.70 and 363,359.40 is: 544,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,015.40 : 613,856.70 = 363,359.40 : x
  2. Step 2: Convert to fraction form
    410,015.40/613,856.70 = 363,359.40/x
  3. Step 3: Cross multiply
    410,015.40x = 613,856.70 × 363,359.40
  4. Step 4: Simplify right side
    410,015.40x = 223,050,602,197.98
  5. Step 5: Solve for x
    x = 223,050,602,197.98/410,015.40
  6. Step 6: Final answer
    x = 544,005.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.